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authorNicolai Hähnle <[email protected]>2016-01-10 19:54:44 -0500
committerNicolai Hähnle <[email protected]>2016-01-14 09:40:00 -0500
commit08c71740ad609b26477b4062bb1794bb322e8b43 (patch)
tree74090b6d1fc63c9e7a1fa784a3c7be8c2785d856 /src/gallium
parent70e66c57bbff930f7caa8606e75cfc91417bbc67 (diff)
gallium/radeon: reset valid_buffer_range on PIPE_TRANSFER_DISCARD_WHOLE_RESOURCE
This accomodates a streaming pattern where the discard flag is set when the application wraps back to the beginning of the buffer. Reviewed-by: Marek Olšák <[email protected]>
Diffstat (limited to 'src/gallium')
-rw-r--r--src/gallium/drivers/radeon/r600_buffer_common.c3
1 files changed, 3 insertions, 0 deletions
diff --git a/src/gallium/drivers/radeon/r600_buffer_common.c b/src/gallium/drivers/radeon/r600_buffer_common.c
index 484f5c8d5b7..aeb9a20e297 100644
--- a/src/gallium/drivers/radeon/r600_buffer_common.c
+++ b/src/gallium/drivers/radeon/r600_buffer_common.c
@@ -280,7 +280,10 @@ static void *r600_buffer_transfer_map(struct pipe_context *ctx,
if (r600_rings_is_buffer_referenced(rctx, rbuffer->buf, RADEON_USAGE_READWRITE) ||
!rctx->ws->buffer_wait(rbuffer->buf, 0, RADEON_USAGE_READWRITE)) {
rctx->invalidate_buffer(&rctx->b, &rbuffer->b.b);
+ } else {
+ util_range_set_empty(&rbuffer->valid_buffer_range);
}
+
/* At this point, the buffer is always idle. */
usage |= PIPE_TRANSFER_UNSYNCHRONIZED;
}